@article{TMF_1971_8_1_a3,
     author = {M. A. Braun and A. G. Izergin},
     title = {Composite and elementary particles with the same quantum numbers in quantum field theory},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {37--48},
     publisher = {mathdoc},
     volume = {8},
     number = {1},
     year = {1971},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1971_8_1_a3/}
}